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ChemicalBook > Product Catalog >Pharmaceutical intermediates >Heterocyclic compound >Quinoline compounds >2,4-Dichloro-6,7-dimethoxyquinazoline

2,4-Dichloro-6,7-dimethoxyquinazoline

2,4-Dichloro-6,7-dimethoxyquinazoline Structure
CAS No.
27631-29-4
Chemical Name:
2,4-Dichloro-6,7-dimethoxyquinazoline
Synonyms
TIMTEC-BB SBB000972;Doxazosin Impurity 6;Doxazosin iMpurity E;Doxazosin EP IMpurity E;7-diMethoxyquinoazoline;Doxazosin Related CoMpound E;2,4-Dichloro-6,7-dimethoxyquin;Doxazosin USP Related Compound E;Doxazosin Mesilate EP Impurity E;2,4-Dichloro-6,7-dimethoxyquinazoli
CBNumber:
CB7289392
Molecular Formula:
C10H8Cl2N2O2
Molecular Weight:
259.09
MOL File:
27631-29-4.mol
MSDS File:
SDS
Modify Date:
2025/1/27 9:38:02
Request For Quotation

2,4-Dichloro-6,7-dimethoxyquinazoline Properties

Melting point 175-178 °C (lit.)
Boiling point 340.5±42.0 °C(Predicted)
Density 1.5369 (rough estimate)
refractive index 1.6100 (estimate)
storage temp. 2-8°C
solubility Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka -0.49±0.30(Predicted)
form Crystalline Powder
color Pale yellow to beige
Water Solubility Insoluble in water.
Sensitive Moisture Sensitive
BRN 190331
CAS DataBase Reference 27631-29-4(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  37/39-26-36
WGK Germany  3
HS Code  29334900
NFPA 704
1
2 0

2,4-Dichloro-6,7-dimethoxyquinazoline price More Price(3)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) PHR3309 Doxazosin Related Compound E certified reference material, pharmaceutical secondary standard 27631-29-4 50MG ₹51635.25 2022-06-14 Buy
Sigma-Aldrich(India) 550868 2,4-Dichloro-6,7-dimethoxyquinazoline 97% 27631-29-4 25G ₹17006.08 2022-06-14 Buy
TCI Chemicals (India) D3746 2,4-Dichloro-6,7-dimethoxyquinazoline 27631-29-4 5G ₹5500 2022-05-26 Buy
Product number Packaging Price Buy
PHR3309 50MG ₹51635.25 Buy
550868 25G ₹17006.08 Buy
D3746 5G ₹5500 Buy

2,4-Dichloro-6,7-dimethoxyquinazoline Chemical Properties,Uses,Production

Chemical Properties

pale yellow to beige crystalline powder

Uses

2,4-Dichloro-6,7-dimethoxyquinazoline is used as an intermediate in the preparation of potential inhibitors of epidermal growth factor receptor kinases. It is also used as an intermediate in the preparation of terazosin.

2,4-Dichloro-6,7-dimethoxyquinazoline Preparation Products And Raw materials

Raw materials

Preparation Products

2,4-Dichloro-6,7-dimethoxyquinazoline Suppliers

Global( 274)Suppliers
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GLR Innovations +91 9891111994 New Delhi, India 4535 58 Inquiry
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GLR Innovations 58
Biosyn Research Chemicals 58
SynthoCascade Research Laboratories 58
asaivishwa 58
RANI LIFE SCIENCES PVT LTD 58
chakrachem Lifesciences 58
AVIGYABIOSCIENCES PRIVATE LIMITED 58
Radison Labs Private Limited 58
Aruvi Labs 58
ZunaChem Pvt Ltd 58

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TIMTEC-BB SBB000972 2,4-DICHLORO-6,7-DIMETHOXYQUINAZOLINE 2,4-Dichloro-6,7-dimethoxyquin 2-Chloro-6,7-diMethoxyquinazolin-4-yl Chloride 2,4-Dichloro-6-Methoxy-7-quinazolinyl Methyl ether Doxazosin Related Compound E (20 mg) (2,4-dichloro-6,7-dimethoxyquinazoline) Doxazosin EP IMpurity E Doxazosin Related CoMpound E 2,4-DICHLORO-6,7-DIMETHOXYQUINAZOLINETERAZOSIN 2,4-Dichloro-6,7-dimethoxyquinazoline, 98+% 2,4-Dichloro-6,7-dimethoxyxinazoline 2,4-Dichloro-6-methoxy-7-quinazolinyl methyl ether ,98% 2,4-Dichloro-6,7-dimethoxyquinoazoline 2,4-Dichloro-6,7-dimethoxyquinazoline,97% 7-diMethoxyquinoazoline 2,4-Dichloro-6,7-dimethoxyquinazoline 97% Doxazosin Impurity 5（Doxazosin EP Impurity E） Doxazosin Impurity 6 2,4-Dichloro-6,7-dimethoxyquinazoli 2,4-Dichloro-6,7-dimethoxyquinazoline> 2,4-Dichloro-6,7-dimethoxyquinazoline ISO 9001：2015 REACH Doxazosin EP Impurity E/ Doxazosin Related Compund E Doxazosin Related Compound E (2,4-dichloro-6,7-dimethoxyquinazoline) (1225474) Doxazosin USP Related Compound E 2,4-Dichloro-6,7-dimethoxyquinazoline (PRAZOSINE) Doxazosin EP Impurity E (Doxazosin USP Related Compound E) Doxazosin Mesilate EP Impurity E Doxazosin iMpurity E 27631-29-4 218301-29-4 C10H8Cl2N2O2 C10H8Cl2N3O2 Building Blocks Quinazolines Halogenated Heterocycles Heterocyclic Building Blocks Building Blocks Halogenated Heterocycles Heterocyclic Building Blocks Quinazolines QuinazolinesHeterocyclic Building Blocks Aromatics Heterocycles Intermediates & Fine Chemicals Pharmaceuticals Quinoline&Isoquinoline Quinolines, Quinazolines and derivatives Heterocycles series